Finding the Fourth Proportional to 446,031.36, 615,421.80 and 264,649.68
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Solution
The fourth proportional to 446,031.36, 615,421.80 and 264,649.68 is: 365,156.35
Step by Step Solution
- Step 1: Write the proportion equation
446,031.36 : 615,421.80 = 264,649.68 : x - Step 2: Convert to fraction form
446,031.36/615,421.80 = 264,649.68/x - Step 3: Cross multiply
446,031.36x = 615,421.80 × 264,649.68 - Step 4: Simplify right side
446,031.36x = 162,871,182,435.02 - Step 5: Solve for x
x = 162,871,182,435.02/446,031.36 - Step 6: Final answer
x = 365,156.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.